Memory leak SF BO with DevExpress ASPxDataGridView


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Ivan George Borges
Ivan George Borges
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Not yet, Chan.
ChanKK
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any news?

Thank you
Ivan George Borges
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Yeah, although DevEx clearly states it is an ASP.NET characteristic and that they won't fix it, I know for a fact that this is on the SF developer's team table to study and see if it is possible to find a workaround.
ChanKK
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SF team will still investigate on how to avoid this .. right?
Ivan George Borges
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Thanks for posting, Chan.

I will reproduce here just in case we loose that link in the future.

From the DevEx team:

"Processed (Won't fix) by DevExpress Team at 8/16/2006 6:42:49 PM

Sorry for the delay in responding. It has taken us some time to perform additional tests. As we can see, the problem is caused by the ASP.NET itself ... it does work in such a manner. To understand this, we have created a similar sample with the standard DataGrid and we do see the same results - the memory usage increases on every postback. Though it is lower in comparison to the ASPxGrid, it is well explained by the fact that our Grid has a more complex server-side structure and creates more objects on the server."
ChanKK
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Ivan George Borges (10/29/2010)
Hi Chan.


Well, are you getting a SystemOutOfMemory exception?

Good to know you are checking with the DevEx guys. Let us know of the outcome.

Cheers.

Yes, I hit systemOutOfMemory exception.

Below is the reply from DevExpress team

It's a well known problem, which is not caused by our components. Please refer to the following issue to find more information about it:Memory leak in Server mode.

Ivan George Borges
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Hi Chan.

Well, are you getting a SystemOutOfMemory exception?

Good to know you are checking with the DevEx guys. Let us know of the outcome.

Cheers.
ChanKK
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Ivan George Borges (10/28/2010)
Hi Chan.

I follow this forum extensively and I am sure you have always had the best support available, no matter your license status.

As for testing your sample, there is a third party product being used that happens not to be on my toolset, so this is not as straight forward as we all would like it to be. By the way, have you contact the other vendor to check if they have ideas about it? Also, have you tested your solution on a plain windows web control?

Moreover, I have asked you if you were able to reach an error message testing your website and I never got an answer.


Thank you reply.

No, I didn't test on plain web control because I think it is meaningless. No matter plain web control is working or not, it doesn't help me at all. It could be DevExpress / Strataframe issue. However, from users perspective, since SF stated it support devexpress then I would expect SF to make it compatible (at least any workaround or communicate with Devexpress, but not us). In fact, I also don't know the internal code how could I answer some technical question from them? I used to posted other question to DevExpress (without post to SF forum) and they are willing help to troubleshoot and tell me the "story" why not working with SF and etc.

But for this issue, it happened with same symptom before and I suspected should be same.

Anyway, I will post this issue to devexpress today.

Sorry, shall you explain more on "reach an error message testing" ??
If you need a project that able to show you memory leak, I think I did post it in my previous post already.

Ivan George Borges
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Hi Chan.

I follow this forum extensively and I am sure you have always had the best support available, no matter your license status.

As for testing your sample, there is a third party product being used that happens not to be on my toolset, so this is not as straight forward as we all would like it to be. By the way, have you contact the other vendor to check if they have ideas about it? Also, have you tested your solution on a plain windows web control?

Moreover, I have asked you if you were able to reach an error message testing your website and I never got an answer.
ChanKK
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I still haven't get any update n this. It has been 1 week. I know you might be busy and not only handle one issue. However, I think it is very critical. You might looking on this as well, but at least you update me you are looking on it instead of just "silent" mode. It is very difficult for me to convince my management to continue renew subscription by this kind of support provided.

Hope you understand. Thank you
GO

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